StackedTrack-class: StackedTrack class and methods
Description
The virtual parent class for all track types in the Gviz
package which contain potentially overlapping annotation items that
have to be stacked when plotted.
Arguments
Objects from the Class
A virtual Class: No objects may be created from it.
Extends
Class "RangeTrack", directly.
Class "GdObject", by class "RangeTrack", distance 2.